Bulgaria
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | 1st Birthday of the Crown Prince |
| Nominal: | 1 лв |
| Year: | 1938 |
| Perforation: | comb 13 |
| Mintage: | 1,000,000 |
1st Birthday of the Crown Prince
 Crown Prince Simeon |  Crown Prince Simeon |  Crown Prince Simeon |  Crown Prince Simeon |